How much did BBIO move each index today?
XBI: BBIO moved +0.17% and contributed +0.00 points against the index's −1.45-point move, offsetting 0% of it, ranking #117 of 147 members by contribution to the move.
BBIO closed the 2026-08-25 session at 80.40; that day's move sits in the 33th percentile of its own past year. The stock is 10.8% below its 52-week closing high and +5.1% for the year so far.
BBIO in the XBI beyond today
| window | BBIO return | points contributed | index move | rank |
|---|---|---|---|---|
| 1 week | −3.11% | −0.06 pts | +9.00 pts | #142 of 147 |
| 1 month | −4.42% | −0.08 pts | +18.53 pts | #130 of 147 |
| quarter to date | +7.95% | +0.17 pts | +10.87 pts | #39 of 147 |
| year to date | +5.11% | +0.24 pts | +47.19 pts | #68 of 147 |
Who moved with and against BBIO today?
On BBIO's side of the XBI tape: ERAS (+0.13 pts), SMMT (+0.09 pts), SRRK (+0.09 pts). Pulling the other way: MRNA (−0.32 pts), SYRE (−0.29 pts), RLAY (−0.10 pts).
Every member's contribution, top to bottom, is on the index dashboards; the day's story is in the market-close note. Machine-readable figures for this stock: /api/stock/BBIO, free to cite with attribution.